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Chemipro Kasei Kaisha, Limited

USPTO Granted Patents = 11

EPO Patents = 3

Forward Citations = 103

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16 inventors (with patents filed for the assignee):

Naohiko Fukuoka (3 out of 4 patents)

Shuichi Seino (3 out of 3 patents)

Kazuo Kabashima (2 out of 8 patents)

4. Tetsurou Iwaya (2 out of 2 patents)

5. Heinosuke Yasuda (2 out of 2 patents)

6. Naohiko Hukuoka (2 out of 2 patents)

7. Tomizo Fujino (2 out of 2 patents)

8. Kunitoshi Iguchi (2 out of 2 patents)

9. Kazunobu Kubota (2 out of 2 patents)

10. Hiroshi Kobayashi (2 out of 60 patents)

11. Hiroshi Yoshizawa (1 out of 78 patents)

12. Yoshinori Ohmae (1 out of 2 patents)

13. Masayuki Nishimatsu (1 out of 2 patents)

14. Takashi Takeda (1 out of 1 patent)

15. Junji Kido (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 7807738 - Compound for color-producing composition, and recording material (2010-10-05),

2. 7635662 - Compound for color-producing composition, and recording material (2009-12-22),

3. 7317046 - Cyclic phosphazenes, process for preparing them, flame retardant containing them as active ingredient, and resin composition containing them and molded article therefrom (2008-01-08),

4. 6459199 - Multicolor organic EL element having plurality of organic dyes, method of manufacturing the same, and display using the same (2002-10-01),

5. 6114546 - Aminomethylene derivatives and ultraviolet absorbent comprising thereof (2000-09-05),

6. 5731440 - Intermediates for producing 5,7-dichloro-4-hydroxyquinoline (1998-03-24),

7. 5187289 - Method of preparing 2-phenyl benzotriazoles (1993-02-16),

8. 5104992 - Method of preparing 2-phenyl benezothriazoles (1992-04-14),

9. 4943637 - Method for preparing 2-phenylbenzotriazoles (1990-07-24),

10. 4835284 - Method for preparing 2-phenylbenzotriazoles and (1989-05-30),

11. 4780541 - Method for preparing 2-phenylbenzotriazoles and (1988-10-25),

Chemipro Kasei Kaisha, Limited is a Japanese chemicals company specializing in the development and production of high-quality industrial chemicals. With over 50 years of experience, they are a trusted partner for companies in various industries looking for innovative solutions to their chemical needs.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

11 Patents

#1 in Koube

#4,040 in Japan

#50,224 in the World

Chemipro Kasei Kaisha, Limited

Forward Citations = 103

16 inventors:

Naohiko Fukuoka (3 out of 4 patents)

Shuichi Seino (3 out of 3 patents)

Kazuo Kabashima (2 out of 8 patents)

4. Tetsurou Iwaya (2 out of 2 patents)

5. Heinosuke Yasuda (2 out of 2 patents)

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